New Pilot Explores Ways to Connect More Solar to D.C.'S Electric Grid

Rhea-AI Summary

Ecosuite has been selected by the District of Columbia Public Service Commission to join a 5-year Solar Aggregation and Advanced Inverter Project in Washington, D.C., funded through MEDSIS from the Pepco–Exelon merger. Deployment includes open-source software and edge compute nodes at at least three D.C. sites.

The pilot will test coordination of rooftop solar, battery storage, and EV/building loads to increase solar hosting capacity, streamline interconnections, enable aggregated grid services, and inform future distribution planning and interconnection practices.

News Market Reaction – EXC

+1.57%

+1.57% Session close to close

In the Mar 23 session, EXC gained 1.57%, reflecting a mild positive market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

This announcement highlights Pepco’s role within Exelon in piloting advanced tools to connect more l...

Analysis

This announcement highlights Pepco’s role within Exelon in piloting advanced tools to connect more local solar and distributed energy resources in Washington, D.C. over a 5-year period. It reinforces Exelon’s broader grid-modernization and clean energy themes seen in recent filings and customer initiatives. Investors may track how insights from the Solar Aggregation and Advanced Inverter Project inform future regulatory discussions, capital planning, and the scalability of DER coordination across Exelon’s other utility service territories.

Key Figures

Pilot duration: 5-year program Deployment sites: At least three locations MEDSIS establishment year: 2016

3 metrics

Pilot duration 5-year program Solar Aggregation and Advanced Inverter Project timeline

Deployment sites At least three locations Washington, D.C. sites with solar, storage, and flexible loads

MEDSIS establishment year 2016 Program created as part of Pepco Holdings–Exelon merger

Historical Context

5 past events · Latest: Mar 12 (Positive)

Pattern 5 events

Date	Event	Sentiment	24h Move	Catalyst
Mar 12	Bill relief program	Positive	+0.7%	Launch of low-income discount program with broad customer enrollment and savings.
Feb 23	Affordability initiative	Positive	+0.9%	Expanded customer relief, new pricing options, and support under The Exelon Promise.
Feb 19	Tax, grid investment	Positive	+0.3%	Favorable CAMT notice expected to aid customers and grid investment economics.
Feb 17	Cost relief strategy	Positive	-0.9%	Launch of The Exelon Promise with expanded customer relief funding and policy focus.
Feb 13	Transmission project	Positive	-0.9%	PJM vote advancing a major transmission line to bolster reliability and interconnections.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Pattern Detected

Recent news has generally been customer- and grid-focused, with mostly modest positive price reactions and occasional divergences on infrastructure-related announcements.

Recent Company History

Over the past few months, EXC headlines have centered on affordability initiatives and grid investment. Customer relief efforts like The Exelon Promise and low-income discount programs showed small positive moves of 0.69%–0.86%. A PJM transmission project and the initial Exelon Promise launch both saw -0.91% reactions, indicating that large grid or policy updates have not always been rewarded. Today’s Pepco/DC solar aggregation pilot fits the broader theme of modernizing the grid and supporting clean energy integration.

Key Terms

distributed energy resource, virtual power plant, vpp, advanced inverter, +1 more

5 terms

distributed energy resource technical

"a leading provider of distributed energy resource (DER) management and edge compute"

Small-scale power sources or storage devices — such as rooftop solar panels, home batteries, small wind turbines, or electric vehicle chargers — located close to where electricity is used rather than at a big power plant. They matter to investors because they change how energy is produced, sold and valued: like turning many homes into mini power stations, they can create new revenue streams, reduce demand for traditional power plants, alter utility costs and regulation, and shift where capital and subsidies flow.

virtual power plant technical

"project partner and local virtual power plant (VPP) developer Ecogy Energy"

A virtual power plant is a software-driven system that links many small energy sources — such as rooftop solar panels, home batteries and flexible electricity use — and operates them together as if they were one larger power station. For investors, it matters because it can turn scattered assets into a reliable revenue stream and reduce costs for energy providers, much like organizing many individual taxis into a single fleet that can be dispatched efficiently to meet demand and earn steady fees.

vpp technical

"project partner and local virtual power plant (VPP) developer Ecogy Energy"

A virtual power plant (VPP) is a network of distributed energy resources — such as rooftop solar, home batteries, electric vehicle chargers, and small generators — that are coordinated by software to act like a single power station. Investors care because VPPs can create new revenue streams and cost savings by selling capacity, balancing the grid, and avoiding expensive infrastructure upgrades, much like pooling many spare rooms into a rentable hotel can unlock steady income and efficiencies.

advanced inverter technical

"Solar Aggregation and Advanced Inverter Project, a 5-year pilot program"

An advanced inverter is a smart electrical device that converts the direct current from solar panels or battery banks into the alternating current used on the power grid and in homes, while also actively helping manage grid conditions. Like a bilingual traffic controller, it not only translates power but can smooth voltage, support frequency, ride through short disturbances and communicate with utilities—features that matter to investors because they improve project reliability, regulatory compliance and potential revenue from grid services.

edge compute nodes technical

"deploy its open-source software platform and on-site edge compute nodes (ECNs)"

Edge compute nodes are small, local servers or processing units placed close to where data is created—like sensors, phones, or factory machines—so that work is done nearby instead of being sent to a distant data center. For investors, they matter because they reduce delay, lower network costs, and enable new real‑time services (think a neighborhood kitchen preparing meals instead of shipping from a central restaurant), which can change a company’s cost structure, speed of innovation and competitive position.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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WASHINGTON, March 23, 2026 /PRNewswire/ -- Ecosuite, a leading provider of distributed energy resource (DER) management and edge compute technology, has been selected by the District of Columbia Public Service Commission (DCPSC), alongside project partner and local virtual power plant (VPP) developer Ecogy Energy, to participate in the Solar Aggregation and Advanced Inverter Project, a 5-year pilot program designed to explore new ways to manage local solar and energy resources on the electric grid.

The project is part of DCPSC's broader PowerPath DC initiative and is funded through the Modernizing the Energy Delivery System for Increased Sustainability (MEDSIS) program, established as part of the Pepco Holdings–Exelon merger in 2016.

Through this pilot, Ecosuite will demonstrate how smaller, customer-based energy resources, such as rooftop solar panels, battery storage, and electric vehicle charging, can work together to support the electric grid. These technologies have the potential to help the grid operate more efficiently as energy demand grows and infrastructure ages.

As part of the demonstration, Ecosuite will deploy its open-source software platform and on-site edge compute nodes (ECNs) across at least three locations in Washington, D.C. These sites will include a mix of solar generation, battery storage, and flexible building or EV charging loads. The project will explore how real-time coordination and dynamic interconnection of DERs can increase solar hosting capacity, streamline interconnections, unlock aggregated grid services, and support a reliable and secure electric grid in the District.

Pepco is supporting the pilot as a learning opportunity to better understand how emerging technologies could benefit customers in the future.

"This project gives us an opportunity to learn how new technologies might help customers connect solar and other clean energy resources more easily, while continuing to deliver reliable service," said Taiwo Alo, Vice President of Technical Services at Pepco. "By participating in pilots like this, we can better understand what works, what's scalable, and how these tools could support a more resilient and efficient grid for the communities we serve."

Pepco supports the DCPSC's efforts to modernize the District's electric distribution system and explore solutions that can expand access to clean energy while protecting reliability and affordability for customers. Insights from this pilot will help inform future discussions about how advanced, interoperable digital tools could support a reliable and cost-effective electric system as customer energy needs continue to evolve.

About Ecosuite
Ecosuite is a technology company focused on unlocking grid value leveraging distributed energy assets. Its open-source digital infrastructure enables secure DER integration, visibility, and optimization for asset owners and utilities alike.

About Pepco
Pepco is a unit of Exelon (Nasdaq: EXC), a Fortune 200 company and one of the nation's largest utility companies, serving almost 11 million customers. Pepco provides safe and reliable energy service to approximately 962,500 customers in the District of Columbia and Maryland.

Contact:

Ecosuite
info@ecosuite.io
ecosuite.io  

Pepco
pepco.com
Media Hotline: 202-872-2680

View original content to download multimedia:https://www.prnewswire.com/news-releases/new-pilot-explores-ways-to-connect-more-solar-to-dcs-electric-grid-302722208.html

SOURCE Ecosuite

FAQ

What is the Solar Aggregation and Advanced Inverter Project involving EXC partners on March 23, 2026?

The project is a 5-year pilot to test coordinating distributed resources to support D.C.'s grid. According to Ecosuite, it will deploy open-source software and edge compute nodes across at least three D.C. sites to integrate solar, storage, and flexible loads.

How will the EXC pilot increase solar hosting capacity in Washington, D.C.?

By demonstrating real-time coordination and dynamic interconnection of DERs that can free up distribution capacity. According to Ecosuite, aggregated control of rooftop solar, batteries, and EV/building loads aims to streamline interconnections and unlock grid services.

Who is funding and overseeing the EXC-related D.C. pilot announced March 23, 2026?

The pilot is funded through MEDSIS and overseen by the District of Columbia Public Service Commission. According to Ecosuite, the program stems from the Pepco–Exelon merger provisions and is part of PowerPath DC initiatives.

What technologies will Ecosuite and Ecogy deploy in the EXC pilot in D.C.?

They will deploy an open-source DER management platform and on-site edge compute nodes with solar, battery storage, and flexible building or EV charging loads. According to Ecosuite, at least three mixed-technology sites will participate in the demonstration.

How will Pepco participate in the EXC pilot and what is the expected outcome?

Pepco will support the pilot as a learning opportunity to assess emerging technologies' effects on customers and reliability. According to Ecosuite, insights are intended to inform future discussions on scalable, interoperable tools for a resilient District grid.